How Many People Are Named Tonga?
An estimated 134 people in the United States have the first name Tonga. It is almost exclusively a female name. The average bearer is 59 years old, and Tonga peaked in popularity in 1968 with 17 births that year.
Below you will find a full statistical profile of Tonga as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Tonga paired with any surname.
Estimated Living Americans
134
About 1 in 2,557,868 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
59
years old
Peak Year
1968
17 births
Total Registered
159
since 1880
Gender Distribution for Tonga
Tonga is almost exclusively a female name. Out of 159 total births registered, 100.0% were female.
Tonga as a female name
Ranked #12,726 in 1986
5 female births in 1986
Peak: 1968 (17 births)
Tonga: Popularity Over Time
SSA records for Tonga span from the 1950s to the 1980s, covering 4 decades of naming data. The most popular decade for this name was the 1960s, when 100 babies were registered. Tonga has declined significantly from its peak in the 1960s. Recent registrations are a fraction of what they were at the name's height.
Tonga by Decade
How has Tonga tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Tonga + Last Name Combinations
How many people share a full name with Tonga as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Tonga
Other first names starting with T with a similar number of bearers.
Tonga: Questions and Answers
How many people in the U.S. are named Tonga?
We estimate approximately 134 people named Tonga are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 2,557,868 Americans share this first name.
Is Tonga a common name?
Tonga is classified as "Very Rare" and is more popular than 68.7% of all first names in the SSA database. A total of 159 births have been registered with this name since 1880.
When was Tonga most popular?
Tonga reached peak popularity in 1968, when 17 babies were given this name. The average age of a living person named Tonga is approximately 59 years old, reflecting when the name was most commonly given.
Is Tonga a female name?
Tonga is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Tonga Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Tonga Smith, Tonga Johnson, Tonga Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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